Sahih Bukhari
Oneness, Uniqueness of Allah (Tawheed)
Volume: 009 / Book Number: 093 / Hadith Number: 509
Narrated Ibn 'Umar:
Allah's Apostle said, "On the Day of Resurrection, Allah will grasp the whole Earth by His Hand, and all the Heavens in His right, and then He will say, 'I am the King." Abu Huraira said, "Allah's Apostle said," Allah will grasp the Earth...' "